<script>
    //1:对象拷贝
    let person1 = {"naem":"lucy","age":20}
    let person2 = {...person1}
    console.log(person2)

    //2:合并对象
    let name = {name:"nary"}
    let age = {age:30}

    let person3 = {...name,...age}
    console.log(person3)

</script>